var DDSPEED = 5;
var DDTIMER = 15;

function do_ShowHide(contentId,headerId,d)
	{
	var h = document.getElementById(headerId);
	var c = document.getElementById(contentId);
	clearInterval(c.timer);
	if(d == 1)
		{
	clearTimeout(h.timer);
		if(c.maxh && c.maxh <= c.offsetHeight)
			{
			return
			}
		else if(!c.maxh)
			{
			c.style.display = 'block';
			c.style.height = 'auto';
			c.maxh = c.offsetHeight;
			c.style.height = '0px';
			}
		c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
		}
	else
		{
	h.timer = setTimeout(function(){ddCollapse(c)},50);
		}
	}

// dichtvouwen menu //
function ddCollapse(c){
  c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}

// Sluiten van het menu //
function cancelHide(id){
  var h = document.getElementById(id + '-ddheader');
  var c = document.getElementById(id + '-ddcontent');
  clearTimeout(h.timer);
  clearInterval(c.timer);
  if(c.offsetHeight < c.maxh){
    c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
  }
}

// bij het openen en sluiten de opacity aanpassen //
function ddSlide(c,d){
  var currh = c.offsetHeight;
  var dist;
  if(d == 1){
    dist = (Math.round((c.maxh - currh) / DDSPEED));
  }else{
    dist = (Math.round(currh / DDSPEED)) +1;
  }
  if(dist <= 1 && d == 1){
    dist = 1;
  }
  c.style.height = currh + (dist * d) + 'px';
  c.style.opacity = currh / c.maxh;
  c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
  if((currh < 2 && d != 1) || (currh > (c.maxh - 2) && d == 1)){
    clearInterval(c.timer);
  }
}


function ajaxRequest(){
	var activexmodes=["Msxml2.XMLHTTP", "Microsoft.XMLHTTP", "Microsoft.XMLHTTP.3.0", "Microsoft.XMLHTTP.6.0", "Microsoft.XMLHTTP.5.0", "Microsoft.XMLHTTP.4.0"] //activeX versions to check for in IE
	if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
		for (var i=0; i<activexmodes.length; i++){
			try{
			return new ActiveXObject(activexmodes[i])
			}
			catch(e){
			//suppress error
			}
		}
	}
	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
		return new XMLHttpRequest()
	else
	return false
}

function alertMe(waarde)
	{
	alert(waarde);
	}

function getValue(SourceID, cbName){
	nocache = Math.random();
	cb = document.getElementsByName(SourceID)[0];
	var Value = cb.options[cb.selectedIndex].value;
	var mygetrequest = new ajaxRequest();
	mygetrequest.open("GET", "php/getCombobox.php?id=" + Value + '&nocache=' + nocache + '&cbName=' + cbName, true);
	mygetrequest.send(null);
	mygetrequest.onreadystatechange = function(){
		if (mygetrequest.readyState==4){
			if (mygetrequest.status==200 || window.location.href.indexOf("http")==-1){
				document.getElementById(cbName).innerHTML = mygetrequest.responseText;
			}
		}
	}
}

function confirmDelete(delUrl) {
  if (confirm("Weet je zeker dat je dit record wilt verwijderen?")) {
    document.location = delUrl;
  }
}

function goURL(Url) {
	document.location = Url;
}


function goEdit(editUrl) {
	document.location = editUrl;
}

function toonFoto(srt,foto,nr){
	if(srt == "AutoImage"){
		document.getElementById("preview").innerHTML = "<img src=\""+foto+"\" class=\"preview_foto\" />";
	}
}

function set_Disabled(naam,waarde){
	if(waarde == -1)
		{
		document.getElementsByName(naam)[0].value = '';
		document.getElementsByName(naam)[0].readOnly = false;
		document.getElementsByName(naam)[0].style.backgroundColor = '#FFFFFF';
		}
	else
		{
		document.getElementsByName(naam)[0].value = '';
		document.getElementsByName(naam)[0].readOnly = true;
		document.getElementsByName(naam)[0].style.backgroundColor = '#E0E0E0';
		}
}
//<! [CDATA[
function load(){
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map"));
		point = new GLatLng(53.11022, 7.03458);
		map.setCenter(point, 13);
		var marker = new GMarker(point);
        map.addOverlay(marker);
		marker.openInfoWindowHtml("<b>Autobedrijf Harjo Mulder</b><br />Turfweg 27<br />9697 XK Blijham<br /><a href='http://www.autobedrijf-mulder.nl' target='_blank'>http://www.autobedrijf-mulder.nl</a>");
		map.addControl(new GSmallMapControl()); 
	}
}
//]]>

function is_numeric(input){
		return parseInt(input);
}

function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}
function Right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
    }
}

function validateKenteken(field){
	var tb = document.getElementById(field);
	var val = tb.value;
	var newVal = '';
	if(val.length == 3 && Right(val,1) != '-'){
		newVal = Left(val, 2) + '-' + Right(val, 1);
	} else if (val.length == 6 && (is_numeric(Right(val,1)) || Right(val,1) == '0')) {
		newVal = Left(val, (val.length - 1)) + '-' + Right(val,1);
	} else if (val.length == 6 && !is_numeric(Right(val,1)) && Right(val,1) != '-') {
		newVal = val + '-';
	} else if (val.length == 8 && !is_numeric(Right(val,1)) && is_numeric(Left(val,1))) {
		newVal = Left(val,5) + '-' + Left(Right(val,3),1) + Right(val,1);
	}
	//} else if (val.length > 5){
		//	newVal = val + '-';
	//	}
	//}
	if(newVal != ''){
		tb.value = newVal;
	}
}